Logging in as other users?

[Dermoid]

Hello, this problem just came out of the blue, I did not install any recent plugin.
When you go to a forum while someone else is viewing or a thread, you become logged in as them, but when you go back to the home, you change back..
http://pixelpanda.org/index.php
Please respond to me fast, as I really need to get this fixed.

[Nathan Malcolm]

Looks like a caching issue. It's only happening on one thread for me. You should ask your host if they're caching dynamic pages.